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Why do you need explicitly have the “self” argument in a Python method?
...etimes don't.
Python elects to make things like this explicit rather than based on a rule.
Additionally, since nothing is implied or assumed, parts of the implementation are exposed. self.__class__, self.__dict__ and other "internal" structures are available in an obvious way.
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Get a substring of a char* [duplicate]
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gsamaras
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answered Nov 18 '10 at 11:40
MilanMilan...
Double Negation in C++
I just came onto a project with a pretty huge code base.
14 Answers
14
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JNI converting jstring to char *
...StringUTFChars(javaString, nativeString);
Can fix this errors:
1.error: base operand of '->' has non-pointer type 'JNIEnv {aka _JNIEnv}'
2.error: no matching function for call to '_JNIEnv::GetStringUTFChars(JNIEnv*&, _jstring*&, bool)'
3.error: no matching function for call to '_JNIE...
How do I capture the output of a script if it is being ran by the task scheduler?
...string output of internal Windows environment variables and slices them up based on character position. Because of this, the exact values supplied in the examples below may not be correct for the region of Windows you use. Also, with some regional settings, some components of the date or time may ...
How to swap keys and values in a hash
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Is there a way to view past mysql queries with phpmyadmin?
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64
There is a Console tab at the bottom of the SQL (query) screen. By default it is not expanded, ...
Programmatically scroll to a specific position in an Android ListView
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64
For a SmoothScroll with Scroll duration:
getListView().smoothScrollToPositionFromTop(position,o...
'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
...umPy arrays (of length > 1) have no truth value as this prevents vector-based logic confusion.
Example 4 is simply a vectorized bit and operation.
Bottom Line
If you are not dealing with arrays and are not performing math manipulations of integers, you probably want and.
If you have vectors o...
JavaScript: clone a function
...h assertion errors are included in the gist's comment.
Plus my two cents (based on the author's suggestion):
clone0 cent (faster but uglier):
Function.prototype.clone = function() {
var newfun;
eval('newfun=' + this.toString());
for (var key in this)
newfun[key] = this[key];
return ne...